PDGFA GI:77695917 platelet-derived growth factor alpha isoform 1 preproprotein 1 mrtlacllll gcgylahvla eeaeiprevi erlarsqihs irdlqrllei 50 51 dsvgsedsld tslrahgvha tkhvpekrpl pirrkrsiee avpavcktrt 100 101 viyeiprsqv dptsanfliw ppcvevkrct gccntssvkc qpsrvhhrsv 150 151 kvakveyvrk kpklkevqvr leehlecaca ttslnpdyre edtgrpresg 200 201 kkrkrkrlkp t